AMD Radeon RX 640 640SP

Product status: Official | Last Update: 2019-08-07 | Report Error
Overview
Manufacturer
AMD
Original Series
Radeon 600
Release Date
August 6th, 2019
Launch Price
OEM
Graphics Processing Unit
GPU Model
Polaris 23 XT (Polaris 12/LEXA/23)
Architecture
GCN 4.0 (Polaris)
Fabrication Process
14 nm FinFET
Die Size
101 mm2
Transistors Count
2.2B
Transistors Density
21.8M TRAN/mm2
Stream Processors
640
TMUs
40
ROPs
16
Clocks
Base Clock
1287 MHz
Boost Clock
1287 MHz
Memory Clock
1750 MHz
Effective Memory Clock
7000 Mbps
Memory Configuration
Memory Size
4096 MB
Memory Type
GDDR5
Memory Bus Width
64-bit
Memory Bandwidth
56.0 GB/s
Physical
Interface
PCI-Express 3.0 x16
Height
2-slot
Power Connectors
-
Display Outputs
DVI-I DualLink
1 ×
DisplayPort
1 ×
HDMI
1 ×
API Support
DirectX
12.0
Vulkan
1.0
OpenGL
4.5
OpenCL
2.1

Performance
Pixel Fillrate
20.6 GPixels/s
Texture Fillrate
51.5 GTexel/s
FP32 Performance
1.6 TFLOPS
FP32 Perf. per mm2
16.3 GFLOPS/mm2




 ModelCoresBoost ClockMemory ClockMemory Config.
Thumbnail
AMD Radeon RX 640 640SP
 
640
 
1287 MHz
 
7 Gbps
 
4 GB GD5 64b
Thumbnail
AMD Radeon RX 640 512SP
 
512
 
1287 MHz
 
7 Gbps
 
4 GB GD5 64b
Thumbnail
AMD Radeon 630
 
512
 
1219 MHz
 
6 Gbps
 
4 GB GD5 64b
 ModelCoresBoost ClockMemory ClockMemory Config.
Thumbnail
AMD Radeon Pro WX 3200
 
640
 
1296 MHz
 
6 GB/s
 
4 GB GD5 128b
Thumbnail
AMD Radeon RX 640 640SP
 
640
 
1287 MHz
 
7 GB/s
 
4 GB GD5 64b
Thumbnail
AMD Radeon RX 640 640SP (Mobile)
 
640
 
1287 MHz
 
7 GB/s
 
4 GB GD5 64b
Thumbnail
AMD Radeon RX 550X (640SP)
 
640
 
1287 MHz
 
7 GB/s
 
2 GB GD5 128b
Thumbnail
AMD Radeon RX 550 640SP
 
640
 
1183 MHz
 
6 GB/s
 
2 GB GD5 128b
Thumbnail
AMD Radeon RX 640 512SP
 
512
 
1287 MHz
 
7 GB/s
 
4 GB GD5 64b
Thumbnail
AMD Radeon RX 640 512SP (Mobile)
 
512
 
1287 MHz
 
7 GB/s
 
4 GB GD5 64b
Thumbnail
AMD Radeon 630
 
512
 
1219 MHz
 
6 GB/s
 
4 GB GD5 64b
Thumbnail
AMD Radeon Pro WX 3100
 
512
 
1219 MHz
 
6 GB/s
 
4 GB GD5 128b
Thumbnail
AMD Radeon RX 550X
 
512
 
1287 MHz
 
7 GB/s
 
2 GB GD5 128b
Thumbnail
AMD Radeon 540X (Mobile)
 
512
 
1219 MHz
 
6 GB/s
 
2 GB GD5 64b
Thumbnail
AMD Radeon Pro WX 2100
 
512
 
1219 MHz
 
6 GB/s
 
2 GB GD5 64b
Thumbnail
AMD Radeon RX 540 (Mobile)
 
512
 
1219 MHz
 
6 GB/s
 
2 GB GD5 128b
Thumbnail
AMD Radeon RX 540X (Mobile)
 
512
 
1219 MHz
 
6 GB/s
 
2 GB GD5 64b
Thumbnail
AMD Radeon RX 550
 
512
 
1183 MHz
 
7 GB/s
 
2 GB GD5 128b
Thumbnail
AMD Radeon 550
 
512
 
1183 MHz
 
7 GB/s
 
2 GB GD5 64b
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